====================================== | [ 9.605170][ T206] softirqs last disabled at (20990): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.605172][ T206] Preemption disabled at: | [ 9.605173][ T206] 0x0 | [ 9.605182][ T206] Tainted: [W]=WARN [ 9.605183][ T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.605185][ T206] Call Trace: [ 9.605187][ T206] [ 9.605188][ T206] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.605194][ T206] __might_resched.cold (kernel/sched/core.c:9234) [ 9.605199][ T206] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.605203][ T206] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.605207][ T206] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.605209][ T206] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.605216][ T206] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.605218][ T206] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.605222][ T206] put_chars (drivers/char/virtio_console.c:1176) [ 9.605225][ T206] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.605226][ T206] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.605229][ T206] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.605235][ T206] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.605242][ T206] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.605245][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.605247][ T206] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.605251][ T206] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.605255][ T206] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.605257][ T206] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.605260][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.605261][ T206] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.605265][ T206] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.605269][ T206] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.605271][ T206] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.605276][ T206] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.605279][ T206] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.605281][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.605283][ T206] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.605286][ T206] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.605288][ T206] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.605291][ T206] vprintk_emit (kernel/printk/printk.c:2479) [ 9.605294][ T206] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.605297][ T206] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.605300][ T206] _printk (kernel/printk/printk.c:2504) [ 9.605304][ T206] ? snapshot_read.cold (user.c:?) [ 9.605307][ T206] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 9.605310][ T206] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.605313][ T206] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 9.605316][ T206] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.605320][ T206] ? exit_notify (kernel/exit.c:780) [ 9.605321][ T206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.605324][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.605327][ T206] do_group_exit (kernel/exit.c:1151) [ 9.605330][ T206] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.605332][ T206] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.605334][ T206] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.605338][ T206] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.605341][ T206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.605343][ T206] RIP: 0033:0x7f19148821b8 [ 9.605345][ T206] Code: Unable to access opcode bytes at 0x7f191488218e. Code starting with the faulting instruction =========================================== [ 9.605346][ T206] RSP: 002b:00007ffd79b17d28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.605349][ T206] RAX: ffffffffffffffda RBX: 00007f19149b2f88 RCX: 00007f19148821b8 [ 9.605350][ T206] RDX: 00007f19145ccfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.605351][ T206] RBP: 00007ffd79b17d80 R08: 0000000000000000 R09: 0000000000000050 [ 9.605352][ T206] R10: 00007ffd79b17b40 R11: 0000000000000246 R12: 0000000000000001 [ 9.605352][ T206] R13: 0000000000000000 R14: 00007f19149b1680 R15: 00007f19149b2fa0 | [ 11.663978][ T268] softirqs last disabled at (27333): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.663981][ T268] Preemption disabled at: | [ 11.663981][ T268] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.663990][ T268] Tainted: [W]=WARN [ 11.663991][ T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.663992][ T268] Call Trace: [ 11.663994][ T268] [ 11.663995][ T268] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.664001][ T268] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.664003][ T268] __might_resched.cold (kernel/sched/core.c:9234) [ 11.664008][ T268] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.664012][ T268] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.664017][ T268] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.664018][ T268] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.664025][ T268] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.664028][ T268] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.664031][ T268] put_chars (drivers/char/virtio_console.c:1176) [ 11.664033][ T268] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 11.664035][ T268] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.664038][ T268] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.664041][ T268] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.664046][ T268] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.664050][ T268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.664051][ T268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.664056][ T268] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.664058][ T268] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.664061][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.664063][ T268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.664067][ T268] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.664071][ T268] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.664073][ T268] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 11.664076][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.664078][ T268] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.664082][ T268] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.664086][ T268] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.664088][ T268] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.664093][ T268] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.664095][ T268] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.664097][ T268] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.664099][ T268] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 11.664103][ T268] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.664104][ T268] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.664107][ T268] vprintk_emit (kernel/printk/printk.c:2479) [ 11.664111][ T268] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.664115][ T268] ? xfrm_user_exit (net/xfrm/xfrm_user.c:2223) xfrm_user [ 11.664119][ T268] _printk (kernel/printk/printk.c:2504) [ 11.664123][ T268] ? snapshot_read.cold (user.c:?) [ 11.664129][ T268] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 11.664132][ T268] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user [ 11.664135][ T268] do_one_initcall (init/main.c:1357) [ 11.664138][ T268] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 11.664142][ T268] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 11.664145][ T268] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 11.664150][ T268] do_init_module (kernel/module/main.c:3117) [ 11.664153][ T268] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.664158][ T268] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 11.664160][ T268] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 11.664164][ T268] load_module (kernel/module/main.c:3593) [ 11.664169][ T268] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 11.664173][ T268] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 11.664177][ T268] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.664180][ T268] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.664184][ T268] init_module_from_file (kernel/module/main.c:3790) [ 11.664186][ T268] ? __do_sys_init_module (kernel/module/main.c:3664) [ 11.664193][ T268] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.664197][ T268] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.664200][ T268] idempotent_init_module (kernel/module/main.c:3802) [ 11.664203][ T268] ? init_module_from_file (kernel/module/main.c:3791) [ 11.664208][ T268] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.664210][ T268] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 11.664215][ T268] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 11.664216][ T268] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.664220][ T268] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.664223][ T268] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.664226][ T268] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.664228][ T268] RIP: 0033:0x7f57cc39937d [ 11.664231][ T268] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.664232][ T268] RSP: 002b:00007ffc90211be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.664235][ T268] RAX: ffffffffffffffda RBX: 0000555bf10ec810 RCX: 00007f57cc39937d [ 11.664236][ T268] RDX: 0000000000000000 RSI: 0000555be34f7ffd RDI: 0000000000000000 [ 11.664237][ T268] RBP: 00007ffc90211c80 R08: 0000000000000000 R09: 0000000000000000 [ 11.664238][ T268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555be34f7ffd Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars